Answer
Feb 24, 2026 - 07:08 AM
Per the manufacturer,"
- BONDO BLUE CREAM HARDENER is easy-to-use by simply mixing with Bondo Fillers, not to be used with Bondo Liquid Resin for Fiberglass or Bondo Extreme Filler.
- MUST BE USED WITH Bondo Fillers including Original, Fast-Dry, Short Strand Fiberglass Reinforced, Long Strand Fiberglass Reinforced, or Wood, and cannot be used by itself.
